12118707417 has 4 divisors (see below), whose sum is σ = 16158276560. Its totient is φ = 8079138276.

The previous prime is 12118707407. The next prime is 12118707449. The reversal of 12118707417 is 71470781121.

12118707417 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12118707417 - 2⁴ = 12118707401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12118707407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2019784567 + ... + 2019784572.

It is an arithmetic number, because the mean of its divisors is an integer number (4039569140).

Almost surely, 2^12118707417 is an apocalyptic number.

It is an amenable number.

12118707417 is a deficient number, since it is larger than the sum of its proper divisors (4039569143).

12118707417 is an equidigital number, since it uses as much as digits as its factorization.

12118707417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4039569142.

The product of its (nonzero) digits is 21952, while the sum is 39.

The spelling of 12118707417 in words is "twelve billion, one hundred eighteen million, seven hundred seven thousand, four hundred seventeen".